40355172

Names of 40355172

• Cardinal: 40355172 can be written as Forty million, three hundred fifty-five thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 4.0355172 × 10⁷

Factors of 40355172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 96

Divisors of 40355172

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 22 26 27 33 36 39 44 52 54 66 67 78 81 99 108 117 132 134 143 156 162 169 198 201 234 268 286 297 324 338 351 396 402 429 468 507 572 594 603 676 702 737 804 858 871 891 1014 1053 1188 1206 1287 1404 1474 1521 1716 1742 1782 1809 1859 2028 2106 2211 2412 2574 2613 2948 3042 3484 3564 3618 3718 3861 4212 4422 4563 5148 5226 5427 5577 6084 6633 7236 7436 7722 7839 8844 9126 9581 10452 10854 11154 11323 11583 13266 13689 15444 15678 16731 18252 19162 19899 21708 22308 22646 23166 23517 26532 27378 28743 31356 33462 33969 38324 39798 45292 46332 47034 50193 54756 57486 59697 66924 67938 70551 79596 86229 94068 100386 101907 114972 119394 124553 135876 141102 150579 172458 200772 203814 238788 249106 258687 282204 301158 305721 344916 373659 407628 498212 517374 602316 611442 747318 776061 917163 1034748 1120977 1222884 1494636 1552122 1834326 2241954 3104244 3362931 3668652 4483908 6725862 10088793 13451724 20177586 40355172
• Sum of all divisors σ(n): 126480816
• Sum of proper divisors (its aliquot sum) s(n): 86125644
• 40355172 is an abundant number, because the sum of its proper divisors (86125644) is greater than itself. Its abundance is 45770472

Bases of 40355172

• Binary: 10011001111100010101100100₂
• Hexadecimal: 0x267C564
• Base-36: O0Y90

Squares and roots of 40355172

• 40355172 squared (40355172²) is 1628539907149584
• 40355172 cubed (40355172³) is 65720008061885492048448
• The square root of 40355172 is 6352.5720775131
• The cube root of 40355172 is 343.0044340361

Scales and comparisons

• 40,355,172 seconds is equal to 1 year, 14 weeks, 5 days, 1 hour, 46 minutes, 12 seconds.
• To count from 1 to 40,355,172 would take you about forty-eight weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 40355172 cubic inches would be around 28.6 feet tall.

Recreational maths with 40355172

• 40355172 backwards is 27155304
• 40355172 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40355172's digits is 27
• More coming soon!